Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Volume 13Perry Fairfax Nursey Knight and Lacey, 1830 - Industrial arts |
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Page 13
... CIRCLE . MINOR CORRESPONDENCE . geometry and. MATERIALS OF BUILDINGS . Sir , One of your indefatigable contributors has expressed his ap- proval of the sentiments I offered re- specting the utility of , and necessity for , certificates ...
... CIRCLE . MINOR CORRESPONDENCE . geometry and. MATERIALS OF BUILDINGS . Sir , One of your indefatigable contributors has expressed his ap- proval of the sentiments I offered re- specting the utility of , and necessity for , certificates ...
Page 14
... CIRCLE . MINOR CORRESPONDENCE . geometry and trigonometry , which is as. 14 VELOCITY ON RAILWAYS . Sir , -If my good friend , S. Y. , ( an engineer ) will show that the quantity of mechanic force which is sufficient to maintain a ...
... CIRCLE . MINOR CORRESPONDENCE . geometry and trigonometry , which is as. 14 VELOCITY ON RAILWAYS . Sir , -If my good friend , S. Y. , ( an engineer ) will show that the quantity of mechanic force which is sufficient to maintain a ...
Page 15
... circle , whose dia- meter is 1 , is only .00008 ; and the fur- ther the series is proceeded with , the nearer the approximation will be . At all events , if this series is not equal to the said area , it is singular that it should ...
... circle , whose dia- meter is 1 , is only .00008 ; and the fur- ther the series is proceeded with , the nearer the approximation will be . At all events , if this series is not equal to the said area , it is singular that it should ...
Page 19
... circle of large radius , where the force is more equably distributed , the pressure of the haunches approaches nearer to the force exerted at the crown ; the ar- rangements of the centering for one will not answer for the other . Owing ...
... circle of large radius , where the force is more equably distributed , the pressure of the haunches approaches nearer to the force exerted at the crown ; the ar- rangements of the centering for one will not answer for the other . Owing ...
Page 23
... circle a . The point of the thread which left the circle at will have described the dotted line beginning at * , which is the curve of the teeth . IMPROVED LAMPS . IMPROVED LAMPS . REFUTATION OF THE REMARKS. b The dotted teeth c and are ...
... circle a . The point of the thread which left the circle at will have described the dotted line beginning at * , which is the curve of the teeth . IMPROVED LAMPS . IMPROVED LAMPS . REFUTATION OF THE REMARKS. b The dotted teeth c and are ...
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Common terms and phrases
alhidade angle apparatus appears arch atmosphere Baddeley barrel Barton-upon-Humber boiler breakwater brestsummer Camera Lucida carriage cause centre Cherbourg circle cohesion combustion communication construction correspondent cusps cylinder diameter distance drawing duced Editor effect epicycloidal equal favour feet fire Fleet Street flue force friction fuel Gilman give given Harrison heat improvements inches invention involute iron labour lemniscates length London Bridge Lord Cochrane machine Magazine matter means Mechanics ment Messrs method mode motion object observed obtained operation opinion oxen paper pass patent person pipe piston plaintiffs Portland Practical Engineer present pressure principle produced prove pump quantity question quired radius of curvature railway readers remarks respect RIVER LUNE screw SEPTENARY side slide square SQUARING THE CIRCLE steam sufficient suppose surface teeth thing tion triangle tube valve velocity vessel weight Weymouth wheel whole zine
Popular passages
Page 319 - Fir'd at first sight with what the Muse imparts, In fearless youth we tempt the heights of arts, While from the bounded level of our mind Short views we take, nor see the lengths behind : But more...
Page 224 - Jews as a cruel and accursed people. Cromwell, in his answer to the clergy, called them ' Men of God,' and desired to be informed by them whether it was not their opinion that the Jews were to be called, in the fulness of time, into the Church.
Page 250 - What is the side of a square whose area is equal to that of a circle 452 feet in diameter ? Ans. ^(452)
Page 424 - For there is hope of a tree, if it be cut down, that it will sprout again, And that the tender branch thereof will not cease.
Page 16 - ... depth of three or four inches of water at the bottom, and a small ladder reaching to the top of the jar. On the approach of dry weather the frogs mount the ladder, but when wet weather is expected, they descend into the water.
Page 224 - The rich man is invisible In the crowd of his gay society; But the poor man's delight Is a sore in the sight, And a stench in the nose of piety.
Page 438 - ... this locality. We may suppose, that, at the commencement of the eruption, a deep mass of drift snow had been covered by volcanic sand showered down upon it before the descent of the lava. A dense stratum of this fine dust mixed with scoriae is...
Page 437 - Having procured a large body of workmen, he quarried into this ice, and proved the superposition of the lava for several hundred yards, so as completely to satisfy himself that nothing but the subsequent flowing of the lava over the ice could account for the position of the glacier.
Page 224 - Can you really be afraid," said he, "that this mean despised people, should be able to prevail in trade and credit over the merchants of England, the noblest and most esteemed merchants of the whole world!
Page 224 - I, therefore, came to stand nearly upon the footing which honest Slender consoled himself on having established with Mistress Anne Page : " There was no great love between us at the beginning, and it pleased Heaven to decrease it on further acquaintance...